Connect your MasterTemp 125 heater to your plumbing with confidence using the Pentair Union Kit (474974), featuring a 1.5" connection size. This all-in-one kit supplies every component needed to establish a tight, serviceable junction between your heater and the surrounding pipe network. Precision-engineered from sturdy, chemical-resistant materials, each piece is built to endure the heat and pressure demands of daily heater operation. The union-style design allows you to detach the heater for servicing without disturbing your plumbing, making future maintenance fast and frustration-free.

Key Benefits

• Exact 125-Heater Match: Precision-engineered with a 1.5" connection size specifically for MasterTemp 125 heaters, providing a secure mechanical fit with zero modification required.
• All-In-One Solution: Supplies unions, nuts, and O-rings in a single package, giving you everything necessary to complete the connection without sourcing additional parts.
• Chemical-Resistant Build: Manufactured from sturdy materials that stand up to pool water chemistry, sustained heat exposure, and operational pressure without degrading.
• Serviceable Union Design: The union connection lets you detach the heater from your plumbing for inspection or repair without cutting pipes, dramatically simplifying future maintenance.
• Uninterrupted Water Flow: Creates a sealed, properly aligned connection that maintains smooth water circulation through your heater, supporting consistent thermal performance.

What's Included

• Unions
• Union Nuts
• O-Rings

Compatibility

• Pentair MasterTemp 125 Heaters
• Pentair Sta-Rite Max-E-Therm Heaters

Specifications

• Brand: Pentair
• Part Number: 474974

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